apropos Идиома

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apropos of|apropos

prep., formal In connection with; on the subject of, about; concerning. Apropos of higher tuition, Mr. Black told the boy about the educational loans that banks are offering. Mr. White went to see Mr. Richards apropos of buying a car.

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apropos

apropos
apropos of
in connection with; with regard to

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apropos of

apropos of
Concerning, in connection with, as in Apropos of keeping in touch, I haven't heard from her in months. This idiom was a borrowing of the French à propos de (“to the purpose of”) in the 17th century. At first it was used without of and meant “fitting” or “opportune,” as in Their prompt arrival was very appropos. By the 1700s it was also being used with of, as in the current idiom, for “concerning” or “by way of.”